Scientists have known for a while that sleep helps to strengthen previously acquired memories. But can we learn in our sleep? Although the state is characterized by loss of consciousness and a lack of ...

You've probably noticed that you feel more alert and capable after a good night's sleep, and perhaps even that you perform better at work or in your studies. But what exactly is happening while you ...

One of sleep’s key functions is to stabilize and integrate new memories into our brain’s long-term memory systems, a process known as "consolidation." This idea is now widely accepted, though it ...

Dopamine neurons—the cells that drive reward and motivation while we're awake—become surprisingly active during nonrapid eye movement sleep right after we learn something new. The findings challenge ...

Have you ever wondered what actually happens in the brain during sleep? While your body appears still and at rest, your brain remains highly active, carrying out essential processes that keep you ...

(Abstract composition of a woman surrounded by dreamy colorful clouds depicting the subject of sleep and imagination. Credit: agsandrew / Shutterstock.) Dreams have famously led to some pretty ...